Huawei Watch vs. Polar M400 vs. Sony SmartWatch 3 vs. Amazfit GTS vs. Amazfit T-Rex

 
Watch
M400
SmartWatch 3
GTS
T-Rex
 HuaweiWatchRemove Buy NowPolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowAmazfitGTSRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$349$200$250$150$140
Release20152014201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 hours to 30 days2 days14 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400n/a320 x 320348 x 442360 x 360
Size1.4 inchesn/a1.6 inches1.65 inches1.3 inches
Touch
TypeAMOLEDn/aTFT LCDAMOLEDAMOLED

Functions

Audio Speakern/aAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATMIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aAndroid WearWear OSBuild-in
Apps
Musicn/a

All Wearables